Drill Pipe normally mean for the Durable steel pipe used in drilling, standards in API 5DP and API SPEC 7-1. If you don’t understand the annulus of an oil well, it is the space between the casing and the piping or any piping tubing, casing or piping immediately surrounding it.

The API casing is mostly made use of for the borehole wall surface assistance in the drilling and also after the conclusion of a well, so as to make certain the smooth operating of the boring process and the regular procedure of the entire oil well after well conclusion.

A wide variety of used oil well casing pipe options are available to you, such as 10#, 20#, and 10cr9mo1vnb. You can also choose from api, astm, and bs. As well as from ce, bsi. And whether used oil well casing pipe is oil pipe, gas pipe, or drill pipe. There are 651 used oil well casing pipe suppliers, mainly located in Asia.

The oil drilling pipe is mainly used to connect the drill collar and drill bit and pass the drilling power. The oil casing is mainly used in the drilling process and after completion of the support of the wall to ensure that the drilling process and after the completion of the normal operation of the entire well.

API 5D specification covers Group 1(Grade E drill pipe) and Group 3 (All high strength grades of drill pipe:Grades X-95, G-105, and S-135) in the designations and wall thicknesses. APT 5CT specified the requirements of Casing and tubing for the purpose of oil or gas production, must be cased with material with sufficient strength and functionality.

API 5CT L80 Casing Tubing is a API 5CT Oil Casing Pipe & mainly used for oil well drilling. We manufacture API 5CT L80 Casing Tubing in accordance with the SY/T6194-96 standard, it is available as short thread type and long thread type supplied with their couplings.

Manufacturer of api 5ct casing and tubing with each sizes and grades like the j55,k55,n80,l80,p110 used in the oil well extracting the petroleum or the natural gas。 Carbon Steel Pipe Stainless Steel Products

As the important part of drill string, Drill Pipe is used to transmit torque to the Drill Bit. Each Drill Pipe is furnished with a pressed steel thread protectors. In the process of oil and gas extraction and refining, drill pipe can be used repeatedly.